| PHP Handbuch | ||
|---|---|---|
| Zurück | Nach vorne | |
Returns TRUE if every character in text is printable and actually creates visible output (no white space), FALSE otherwise.
See also ctype_alnum(), ctype_print(), and ctype_punct().
| Zurück | Zum Anfang | Nach vorne |
| ctype_digit | Nach oben | ctype_lower |